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Full text of "The Morphology And Evolution Of The Apes And Man"

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THE  MUSCULAR SYSTEM
169
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Fro. 31 A.
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FIG. 31B.
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Figs. 3lA and 3lB.—The submaxillary region and omo-hyoid muscle in the Chimpanzee. A.B.D. and P.B.D., anterior and posterior digastric bellies; A.F.V. and P.F.Y., anterior and posterior facial veins ; A.B.O., P.M.O. and P.L.O., anterior, postero-mesial and postero-] ateral bellies of omo-hyoid ; F.S.,fatty septum; G.G., genio glossus; G-H.} genio-hyoid ; H.Y. and N.G.H., hyoglossus and its nerve; M-H., mylo-hyoid; L.A., lingual artery ; L.B.T., lingual nerve ; S.H., sterno-byoid : S.L.G., sub-lingual gland; S.M.G., submaxillary gland; S.G., stylo-glossus; S.T., sterno-thyroid; S.P., stylo-pharyngeus; W.D., Wharton's duct; IX,XII, cranial nerves.